PRODUCT GRADING (Grade B) - Good Condition > Very light scratches and light signs of use > Refurbished to the highest standards. Retail Box WHAT IS IN THE BOX Perixx Periboard-613B Mini Wireless Ergonomic Split Keyboard with Dual 2.4G and Bluetooth Mode - Black PRODUCT DESCRIPTION Mini split key keyboard: ergonomic keyboard in a mini design with curved keys and split key sloped promotes natural arm and hand position while typing to minimize chances of RSI, carpal tunnel syndrome, dimensions (400 x 275 x 55 mm) Palm rest support – Integrated palm rest promotes a more relaxed typing angle by supporting the palm and wrist, which reduces median nerve pressure to minimize tensions on the forearm Wireless dual mode: switch between Bluetooth or wireless 2.4 GHz by switching the connection mode at the bottom of the keyboard; nano receiver is stored safely in the compartment at the bottom of the keyboard Comfortable typing feeling: high-quality key switches that promote responsiveness and resistance for a tactile and comfortable typing feeling; long travel distance that gives a satisfying typing feeling and decreases mistyping System requirements: USB interface or Bluetooth ready, Windows 7, 8, 10 and Mac operating systems; Package includes: 1 x black PERIBOARD-613, 4 extra keys (switch to Windows key when using Windows devices or Mac Command keys when using Mac devices), manual PRODUCT INFORMATION Keyboard description - Ergonomic Connectivity technology - Wireless Special feature - Ergonomic Compatible devices - PC & Mac Brand - Perixx Colour - Black Number of keys - 84 Item dimensions - L x W x H 40.6 x 27.9 x 5.1 centimetres Operating System - Windows